PT-2023-25894 · Mediawiki+1 · Mediawiki Checkuser Extension+1

Generalnotability · Published 2023-06-30 · Updated 2024-11-27 · CVE-2023-37303

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions CheckUser extension for MediaWiki versions through 1.39.3

Description An issue was discovered in certain situations where an attempt to block a user fails after a temporary browser hang and a DBQueryDisconnectedError error message.

Recommendations For CheckUser extension for MediaWiki versions through 1.39.3, update to a version later than 1.39.3 to resolve the issue. At the moment, there is no information about other specific mitigation measures for this issue.

Exploit

Fix

Improper Check for Exceptional Conditions

Weakness Enumeration

CWE-754

Related Identifiers

ALT-PU-2023-4877

ALT-PU-2024-11168

ALT-PU-2024-1228

BIT-MEDIAWIKI-2023-37303

CVE-2023-37303

Affected Products

Alt Linux

Mediawiki Checkuser Extension

References · 109

• 🔥 https://phabricator.wikimedia.org/T338276 · Exploit
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45360 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-37303 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22911 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-22910 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-45373 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29197 · Security Note
• https://bdu.fstec.ru/vul/2024-02749 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-37303 · Security Note
• https://bdu.fstec.ru/vul/2024-02628 · Security Note
• https://gerrit.wikimedia.org/r/q/I10a9273c542576b3f7bb38de68dcd2aa41cfb1b0 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-37301 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29140 · Security Note
• https://ubuntu.com/security/CVE-2023-37303 · Vendor Advisory
• https://errata.altlinux.org/ALT-PU-2024-1228 · Vendor Advisory